Kardelen
Aldemir

A story-driven 2D platformer with branching choices, unlockable characters and abilities, level progression, quests and boss fights. It plays in the browser.

Unity, C#, WebGL

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A choice-driven visual novel set in a fantasy world. It plays in the browser on itch.io.

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A walking app where a broccoli grows up if you do. Every mechanic runs on real steps from the phone's motion sensor: a daily goal, fifteen body stages from -7 to +7, and layered outfits. I built the reward engine, the offline game state and the costume shop, on a strict TypeScript domain layer with its own tests.

Expo SDK 57, React Native 0.86, TypeScript, Expo Router, Zustand, Expo Sensors, Vitest

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A workflow platform built for wedding dress ateliers, covering the whole process from client intake to delivery: a daily fitting tracker, open workshop tasks, and a secure pattern-approval flow, with session credentials kept out of browser JavaScript.

Next.js

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Two wearable sensor modules stream over Bluetooth into an Android app, out through REST APIs into time-series storage, and back as ML-assisted blood pressure readings. I wrote the BLE layer, the Retrofit integration, authentication, and the physiological data processing behind the dashboards and reports.

Kotlin, Jetpack Compose, BLE, Retrofit, FastAPI, PostgreSQL, TimescaleDB

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Watches incoming SMS, keeps the ones that match, and hands them to a Spring Boot service that forwards them by email. Full message history and runtime permission handling on the device side.

Kotlin, Jetpack Compose, Spring Boot, REST, SMTP

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Lights up when you walk over, moves the clothing rail to match the measured temperature, and opens without being touched. Light, temperature and motion sensors on an Arduino Mega.

Arduino Mega, C++, Wokwi